he said the bottom line is to prevent iran from acquiring a nuclear weapon. the sanction relief will depend on iran's actions going forward. >> if and when iran shows itself not to be abiding by the agreement, not to be negotiated in good faith, we can reverse it and tighten it even further. >> here in israel, the temporary deal has been widely criticized, particularly by israeli prime minister benjamin netanyahu who among other things has called the deal dangerous. but today, this weekend, israeli president shimon peres took a softer stance, saying he would be willing to meet with the new president of iran and said the ultimate goal for everyone is peace. >> it's what we can all hope for. thank you for the latest. >> jamie, at that forum in washington, the president put the chances of success of this deal only at 50/50, but he did say it would give the u.s. and other western leaders greater negotiating power over iran in the long run. >> it's important for us to test that proposition in the next six months, understanding while they're talking, they're not se